Remove The Heat Sink; Remove The Cmos Battery - Lenovo YOGA SLIM 7-14APU Hardware Maintenance Manual

Remove the heat sink

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 26
Step 1. Disconnect the battery pack cable from the system board.
Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable.
Step 2. Loosen three screws and then remove the heat sink.
Figure 15. Remove the heat sink
Go to
https://support.lenovo.com/partslookup
part:
Heat sink

Remove the CMOS battery

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 26
"Remove the battery pack" on page 27
Step 1. Detach the CMOS battery cable connector and then release the cable from the cable guide.
Remove the CMOS battery.
Figure 16. Remove the CMOS battery
to look up the Lenovo part number of the following replacement
.
Chapter 4 Removing a FRU or CRU
33